USB: FTDI: Add support for the RT System VX-7 radio programming cable

RT Systems has put out bunch of ham radio cables based on the FT232RL
chip.  Each cable type has a unique PID, this adds one for the Yaesu VX-7
radios.

Signed-off-by: Corey Minyard <minyard@acm.org>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 9c5d9cb..d01946d 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -696,6 +696,12 @@
 #define TELLDUS_TELLSTICK_PID		0x0C30	/* RF control dongle 433 MHz using FT232RL */
 
 /*
+ * RT Systems programming cables for various ham radios
+ */
+#define RTSYSTEMS_VID			0x2100	/* Vendor ID */
+#define RTSYSTEMS_SERIAL_VX7_PID	0x9e52	/* Serial converter for VX-7 Radios using FT232RL */
+
+/*
  * Bayer Ascensia Contour blood glucose meter USB-converter cable.
  * http://winglucofacts.com/cables/
  */